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SHIFT ALPHA C ⌫ x^y sin cos tan ( ) sin⁻¹ cos⁻¹ tan⁻¹ 7 8 log ln √ 4 5 e π x! 1 2 10^x |x| mod 0 . EXP RAND ± ÷ × sinh cosh tanh − + sinh⁻¹ cosh⁻¹ tanh⁻¹ % =